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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 31723.412-2021 |
Metallic communication cable test methods—Part 4-12: Electromagnetic compatibility (EMC)—Coupling attenuation or screening attenuation of connecting hardware—Absorbing clamp method 金属通信电缆试验方法 第4-12部分：电磁兼容 连接硬件的耦合衰减或屏蔽衰减 吸收钳法 |
China National Standards Meta |
 English PDF |
| GB/T 41012-2021 |
Technical specifications for collection and recovery of non-ferrous Metal contained solid waste 含有色金属固体废物回收利用技术规范 |
China National Standards Meta |
English PDF |
| GB/T 27552-2021 |
Destructive tests on welds in Metallic materials—Microhardness testing of welded joints 金属材料焊缝破坏性试验 焊接接头显微硬度试验 |
China National Standards Meta |
English PDF |
| GB/T 12690.8-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth Metals and their oxides—Part 8:Determination of sodium content 稀土金属及其氧化物中非稀土杂质化学分析方法 第8部分：钠量的测定 |
China National Standards Meta |
English PDF |
| GB/T 21973-2021 |
YZR3 series wound-rotor three-phase induction motors for crane and Metallurgical applications—Technical specification YZR3系列起重及冶金用绕线转子三相异步电动机 技术条件 |
China National Standards Meta |
English PDF |
| GB/T 15717-2021 |
Test method for vacuum-deposited Metal thickness—Electric resistance method 真空金属镀层厚度测试方法 电阻法 |
China National Standards Meta |
English PDF |
| GB/T 40804-2021 |
Short-term capability evaluation of machining processes on Metal-cutting machine tools 金属切削机床加工过程的短期能力评估 |
China National Standards Meta |
English PDF |
| GB/T 40806-2021 |
Airborne noise emitted by machine tools—Operating conditions for Metal-cutting machines 机床发射空气传播噪声 金属切削机床的操作条件 |
China National Standards Meta |
English PDF |
| GB/T 22930.2-2021 |
Leather and fur—Chemical determination of Metal content—Part 2:Total metal content 皮革和毛皮 金属含量的化学测定 第2部分：金属总量 |
China National Standards Meta |
English PDF |
| GB/T 22930.1-2021 |
Leather and fur—Chemical determination of Metal content—Part 1:Extractable metals 皮革和毛皮 金属含量的化学测定 第1部分：可萃取金属 |
China National Standards Meta |
English PDF |
| GB/T 39560.5-2021 |
Determination of certain substances in electrical and electronic products—Part 5: Cadmium，lead and chromium in polymers and electronics and cadmium and lead in Metals by AAS，AFS，ICP-OES and ICP-MS 电子电气产品中某些物质的测定 第5部分： AAS、AFS、ICP-OES和ICP-MS法测定聚合物和电子件中镉、铅、铬以及金属中镉、铅的含量 |
China National Standards Meta |
English PDF |
| GB/T 39560.4-2021 |
Determination of certain substances in electrical and electronic products—Part 4: Mercury in polymers, Metals and electronics by CV-AAS, CV-AFS , ICP-OES and ICP-MS 电子电气产品中某些物质的测定 第4部分：CV-AAS、CV-AFS、ICP-OES和ICP-MS测定聚合物、金属和电子件中的汞 |
China National Standards Meta |
English PDF |
| GB/T 12690.4-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth Metals and their oxides—Part 4: Determination of oxygen and nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method 稀土金属及其氧化物中非稀土杂质化学分析方法 第4部分：氧、氮量的测定 脉冲-红外吸收法和脉冲-热导法 |
China National Standards Meta |
English PDF |
| GB/T 40795.2-2021 |
Chemical analysis methods of lanthanum-cerium Metals and their compounds—Part 2:Determination of rare earth content 镧铈金属及其化合物化学分析方法 第2部分：稀土量的测定 |
China National Standards Meta |
English PDF |
| GB/T 40795.1-2021 |
Chemical analysis method of lanthanum-cerium Metals and their compounds—Part 1:Determination of cerium content—Ammonium ferrous sulfate titration method 镧铈金属及其化合物化学分析方法 第1部分：铈量的测定 硫酸亚铁铵滴定法 |
China National Standards Meta |
English PDF |
| GB/T 40854-2021 |
Lanthanum-cerium Metal 镧铈金属 |
China National Standards Meta |
English PDF |
| GB/T 40796-2021 |
Corrosion of Metals and alloys—Guidelines for applying statistics to analysis of corrosion data 金属和合金的腐蚀 腐蚀数据分析应用统计学指南 |
China National Standards Meta |
English PDF |
| GB/T 40793-2021 |
NonMetallic coatings for sintered neodymium iron boron permanent magnets 烧结钕铁硼表面涂层 |
China National Standards Meta |
English PDF |
| GB/T 18115.4-2021 |
Chemical analysis methods of rare earth impurities in rare earth Metals and their oxides -- Part 4: Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 第4部分：钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards Meta |
English PDF |
| GB/T 12690.7-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth Metals and their oxides—Part 7: Determination of silicon content 稀土金属及其氧化物中非稀土杂质化学分析方法 第7部分：硅量的测定 |
China National Standards Meta |
English PDF |
| GB/T 11809-2021 |
Test method of weld of fuel rod for PWR—Metallographic examination and radiographic testing 压水堆燃料棒焊缝检验方法 金相检验和X射线照相检验 |
China National Standards Meta |
English PDF |
| GB 39800.3-2020 |
Specifications for the provision of personal protective equipment—Part 3：Metallurgy,nonferrous metals 个体防护装备配备规范 第3部分：冶金、有色 |
China National Standards Meta |
English PDF |
| GB/T 39534-2020 |
Corrosion of Metals and alloys—Method for determination of the uniform corrosion rate of stainless steels and nickel based alloys in liquids 金属和合金的腐蚀 液体中不锈钢和镍基合金均匀腐蚀速率测定方法 |
China National Standards Meta |
English PDF |
| GB 16423-2020 |
Safety regulation for Metal and nonmetal mines 金属非金属矿山安全规程 |
China National Standards Meta |
English PDF |
| GB/T 39137-2020 |
Determination for the orientation of refractory Metal single crystal 难熔金属单晶晶向测定方法 |
China National Standards Meta |
English PDF |
| GB/T 39145-2020 |
Test method for the content of surface Metal elements on silicon wafers—Inductively coupled plasma mass spectrometry 硅片表面金属元素含量的测定 电感耦合等离子体质谱法 |
China National Standards Meta |
English PDF |
| GB/T 39153-2020 |
Metastable decomposition strengthened Cu-Ni-Sn alloy rod 亚稳分解强化铜-镍-锡合金棒材 |
China National Standards Meta |
English PDF |
| GB/T 39154-2020 |
Corrosion of Metals and alloys—Cathodic protection of steel in concrete 金属和合金的腐蚀 混凝土用钢筋的阴极保护 |
China National Standards Meta |
English PDF |
| GB/T 39155-2020 |
Corrosion of Metals and alloys—Cathodic protection of harbour installations 金属和合金的腐蚀 海港设施的阴极保护 |
China National Standards Meta |
English PDF |
| GB/T 39203-2020 |
Technical specifications for extraction of valuable Metals from copper smelting dust 铜冶炼烟灰提取有价金属技术规范 |
China National Standards Meta |
English PDF |
| GB/T 10573-2020 |
Tensile testing method for fine wire of nonferrous Metals 有色金属细丝拉伸试验方法 |
China National Standards Meta |
English PDF |
| GB/T 22869-2020 |
Interleaving paper for cold rolled Metal sheets 冷轧金属板衬纸 |
China National Standards Meta |
English PDF |
| GB/T 229-2020 |
Metallic materials—Charpy pendulum impact test method 金属材料 夏比摆锤冲击试验方法 |
China National Standards Meta |
English PDF |
| GB/T 38981-2020 |
Sintered-Metal injection-moulded materials—Specifications 烧结金属注射成形材料 规范 |
China National Standards Meta |
English PDF |
| GB/T 18661-2020 |
Metal-halide lamp(ScI3-NaI series)—Performance requirements 金属卤化物灯（钪钠系列） 性能要求 |
China National Standards Meta |
English PDF |
| GB/T 38967-2020 |
Categories of typical structural elements for civil aircraft sheet Metal parts 民用飞机钣金件典型结构要素分类 |
China National Standards Meta |
English PDF |
| GB/T 39029-2020 |
Technical specification of efficacy evaluation for removing of heavy Metal by biological products 生物产品去除重金属功效评价技术规范 |
China National Standards Meta |
English PDF |
| GB/T 39073-2020 |
Brand evaluation—Core Metadata specification 品牌评价 核心元数据规范 |
China National Standards Meta |
English PDF |
| GB/T 38783-2020 |
Method of coating thickness determination for precious Metal composites by scanning electron microscope 贵金属复合材料覆层厚度的扫描电镜测定方法 |
China National Standards Meta |
English PDF |
| GB/T 20671.3-2020 |
Classification system and test methods for nonMetallic gasket materials—Part 3: Standard test method for fluid resistance of gasket materials 非金属垫片材料分类体系及试验方法 第3部分:垫片材料耐液性试验方法 |
China National Standards Meta |
English PDF |
| GB/T 20671.5-2020 |
Classification system and test methods for nonMetallic gasket materials—Part 5: Standard test method for creep relaxation of gasket materials 非金属垫片材料分类体系及试验方法 第5部分：垫片材料蠕变松弛率试验方法 |
China National Standards Meta |
English PDF |
| GB/T 20671.6-2020 |
Classification system and test methods for nonMetallic gasket materials—Part 6: Standard test method for adhesion of gasket materials to metal surfaces 非金属垫片材料分类体系及试验方法 第6部分：垫片材料与金属表面黏附性试验方法 |
China National Standards Meta |
English PDF |
| GB/T 13912-2020 |
Metallic coatings—Hot dip galvanized coatings on fabricated iron and steel articles—Specifications and test methods 金属覆盖层 钢铁制件热浸镀锌层 技术要求及试验方法 |
China National Standards Meta |
English PDF |
| GB/T 11376-2020 |
Metallic and other inorganic coatings—Phosphate conversion coating of metals 金属及其他无机覆盖层 金属的磷化膜 |
China National Standards Meta |
English PDF |
| GB/T 38822-2020 |
Metallic materials—Creep-fatigue test method 金属材料 蠕变-疲劳试验方法 |
China National Standards Meta |
English PDF |
| GB/T 38812.2-2020 |
Direct reduced iron—Determination of Metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards Meta |
English PDF |
| GB/T 38811-2020 |
Metallic materials—Residual stress—Method of sound beam control 金属材料 残余应力 声束控制法 |
China National Standards Meta |
English PDF |
| GB/T 38806-2020 |
Metallic materials—Sheet and strip—Test method for bending and folding properties 金属材料 薄板和薄带 弯折性能试验方法 |
China National Standards Meta |
English PDF |
| GB/T 38804-2020 |
Test method for oxidation of Metallic materials exposed in high-temperature steam 金属材料高温蒸汽氧化试验方法 |
China National Standards Meta |
English PDF |
| GB/T 24522-2020 |
Metallic materials—Method of test for the determination of resistance to stable crack extension using specimens of low constraint 金属材料 低拘束试样测定稳态裂纹扩展阻力的试验方法 |
China National Standards Meta |
English PDF |
| GB/T 4461-2020 |
Thermostat Metal strip 热双金属带材 |
China National Standards Meta |
English PDF |
| GB/T 244-2020 |
Metallic material—Tube—Bend test method 金属材料 管 弯曲试验方法 |
China National Standards Meta |
English PDF |
| GB/T 20671.1-2020 |
Classification system and test methods for nonMetallic gasket materials—Part 1：Standard classification system for nonmetallic gasket materials 非金属垫片材料分类体系及试验方法 第1部分:非金属垫片材料分类体系 |
China National Standards Meta |
English PDF |
| GB/T 38769-2020 |
Metallic materials－Measurement of fracture toughness at impact loading rates using precracked Charpy-type test pieces 金属材料 预裂纹夏比试样冲击加载断裂韧性的测定 |
China National Standards Meta |
English PDF |
| GB/T 38758-2020 |
Pneumatic fluid power—Rules of non-ferrous Metallic cylinder body 气动 有色金属缸筒技术要求 |
China National Standards Meta |
English PDF |
| GB/T 4334-2020 |
Corrosion of Metals and alloys－Test methods for intergranular corrosion of austenitic and ferritic-austenitic (duplex) stainless steels 金属和合金的腐蚀 奥氏体及铁素体-奥氏体（双相）不锈钢晶间腐蚀试验方法 |
China National Standards Meta |
English PDF |
| GB/T 38596-2020 |
Determination method of heavy Metal contents in the wastewater during catalyst production 催化剂生产废水中重金属含量的测定 |
China National Standards Meta |
English PDF |
| GB/T 4156-2020 |
Metallic materials—Sheet and strip—Erichsen cupping test 金属材料 薄板和薄带 埃里克森杯突试验 |
China National Standards Meta |
English PDF |
| GB/T 38719-2020 |
Metallic materials—Tube—Determination of biaxial stress-strain curve of tube by hydro-bulging test 金属材料 管 测定双轴应力-应变曲线的液压胀形试验方法 |
China National Standards Meta |
English PDF |
| GB/T 38684-2020 |
Metallic materials—Sheet and strip—Biaxial stress-strain curve by means of bulge test—Optical measuring systems 金属材料 薄板和薄带 双轴应力-应变曲线胀形试验 光学测量方法 |
China National Standards Meta |
English PDF |
| GB/T 38658-2020 |
Guidance for the extension of validity of type tests of AC Metal enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV 3.6 kV～40.5 kV交流金属封闭开关设备和控制设备型式试验有效性的延伸导则 |
China National Standards Meta |
English PDF |
| GB/T 3906-2020 |
Alternating-current Metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV 3.6 kV～40.5 kV交流金属封闭开关设备和控制设备 |
China National Standards Meta |
English PDF |
| GB/T 38577-2020 |
Determination of the biological activity for plant hormone-related secondary Metabolites—Indicator plant method 植物激素类次生代谢产物的生物活性测定 指示植物法 |
China National Standards Meta |
English PDF |
| GB/T 38571-2020 |
Determination of alkaloids as plant secondary Metabolites—Liquid chromatography-mass spectrometry 植物次生代谢物生物碱的检测 液相色谱-质谱法 |
China National Standards Meta |
English PDF |
| GB/T 7964-2020 |
Sintered Metal materials(excluding hardmetal)--Tension testing at room temperature 烧结金属材料(不包括硬质合金) 室温拉伸试验 |
China National Standards Meta |
English PDF |
| GB/T 6885-2020 |
HardMetals--Sampling and testing method of mixed powders 硬质合金 混合粉取样和试验方法 |
China National Standards Meta |
English PDF |
| GB/T 38516-2020 |
Permeable sintered Metal materials—Determination of average pore size of medium flow 可渗透性烧结金属材料 中流量平均孔径的测定 |
China National Standards Meta |
English PDF |
| GB/T 38555-2020 |
Information technology—Big data—Core Metadata for industrial product 信息技术 大数据 工业产品核心元数据 |
China National Standards Meta |
English PDF |
| GB/T 38548.4-2020 |
Content resources digitization—Part 4:Metadata 内容资源数字化加工 第4部分：元数据 |
China National Standards Meta |
English PDF |
| GB/T 38498-2020 |
Evaluation method for determining Metal corrosion of disinfectant 消毒剂金属腐蚀性评价方法 |
China National Standards Meta |
English PDF |
| GB/T 4702.18-2020 |
Chromiun Metal—Determination of vanadium content—Tantalum reagent trichloromethane extraction spectrophtometry method 金属铬 钒含量的测定 钽试剂三氯甲烷萃取分光光度法 |
China National Standards Meta |
English PDF |
| GB 51414-2020 |
Standard for water saving design in non-ferrous Metals enterprises 有色金属企业节水设计标准 |
China National Standards Meta |
English PDF |
| GB/T 51413-2020 |
Standard for design of waste heat utilization in non-ferrous Metal industry 有色金属工业余热利用设计标准 |
China National Standards Meta |
English PDF |
| GB 51411-2020 |
Standard for design of Metal mine land reclamation engineering 金属矿山土地复垦工程设计标准 |
China National Standards Meta |
English PDF |
| GB 1886.4-2020 |
National food safety standard - Food additive - Sodium hexaMetaphosphate 食品安全国家标准 食品添加剂 六偏磷酸钠 |
China National Standards Meta |
English PDF |
| GB/T 39670-2020 |
Determination of nitrofuran Metabolites in pet feeds—Liquid chromatography–tandem mass spectrometry 宠物饲料中硝基呋喃类代谢物残留量的测定 液相色谱-串联质谱法 |
China National Standards Meta |
English PDF |
| GB/T 39637-2020 |
Corrosion of Metals and alloys—Classification of soil corrosivity 金属和合金的腐蚀 土壤环境腐蚀性分类 |
China National Standards Meta |
English PDF |
| GB/T 39635-2020 |
Metallic materials—Measurement of indentation tensile properties and residual stresses by an instrumented indentation test 金属材料 仪器化压入法测定压痕拉伸性能和残余应力 |
China National Standards Meta |
English PDF |
| GB/T 39560.701-2020 |
Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—Presence of hexavalent chromium [Cr(VI)] in colourless and coloured corrosion-protected coatings on Metals by the colorimetric method 电子电气产品中某些物质的测定 第7-1部分：六价铬 比色法测定金属上无色和有色防腐镀层中的六价铬[Cr(VI)] |
China National Standards Meta |
English PDF |
| GB/T 21838.4-2020 |
Metallic materials—Instrumented indentation test for hardness and materials parameters—Part 4: Test method for metallic and non-metallic coatings 金属材料 硬度和材料参数的仪器化压入试验 第4部分:金属和非金属覆盖层的试验方法 |
China National Standards Meta |
English PDF |
| GB/T 11032-2020 |
Metal-oxide surge arresters without gaps for a.c. systems 交流无间隙金属氧化物避雷器 |
China National Standards Meta |
English PDF |
| GB/T 2976-2020 |
Metallic materials—Wire—Wrapping test 金属材料 线材 缠绕试验方法 |
China National Standards Meta |
English PDF |
| GB/T 39608-2020 |
Metadata for digital products of fundamental geographic information 基础地理信息数字成果元数据 |
China National Standards Meta |
English PDF |
| GB/T 14849.3-2020 |
Methods for chemical analysis of silicon Metal--Part 3: Determination of calcium content 工业硅化学分析方法 第3部分：钙含量的测定 |
China National Standards Meta |
English PDF |
| GB/T 14849.1-2020 |
Methods for chemical analysis of silicon Metal--Part 1: Determination of iron content 工业硅化学分析方法 第1部分：铁含量的测定 |
China National Standards Meta |
English PDF |
| GB/T 39320-2020 |
Electronic business—Meta model—Foundation module 电子商务 元模型 基本模块 |
China National Standards Meta |
English PDF |
| GB/T 39316.6-2020 |
General resource of military and civilian—Meta Data—Part 6: Facilities 军民通用资源 元数据 第6部分：设施类 |
China National Standards Meta |
English PDF |
| GB/T 39316.5-2020 |
General resource of military and civilian—Meta Data—Part 5:Personnel 军民通用资源 元数据 第5部分：人员类 |
China National Standards Meta |
English PDF |
| GB/T 39316.3-2020 |
General resource of military and civilian—Meta data—Part 3: Equipment—Aviation repair parts 军民通用资源 元数据 第3部分：器材类 航材 |
China National Standards Meta |
English PDF |
| GB/T 39316.2-2020 |
General resource of military and civilian—Meta data—Part 2 : Device—Civil transport ship 军民通用资源 元数据 第2部分：设备类 民用运输船舶 |
China National Standards Meta |
English PDF |
| GB/T 39316.1-2020 |
General resource of military and civilian—Meta data—Part 1: Supplies—Petroleum products 军民通用资源 元数据 第1部分：物资类 油品 |
China National Standards Meta |
English PDF |
| GB/T 39254-2020 |
Additive manufacturing—Evaluation guideline for mechanical properties of Metal parts 增材制造 金属制件机械性能评价通则 |
China National Standards Meta |
English PDF |
| GB/T 39253-2020 |
Additive manufacturing—Specification for directed energy deposition of Metal materials 增材制造 金属材料定向能量沉积工艺规范 |
China National Standards Meta |
English PDF |
| GB/T 39252-2020 |
Additive manufacturing—Specification for powder bed fusion process of Metal materials 增材制造 金属材料粉末床熔融工艺规范 |
China National Standards Meta |
English PDF |
| GB/T 39251-2020 |
Additive manufacturing—Methods to characterize performance of Metal powders 增材制造 金属粉末性能表征方法 |
China National Standards Meta |
English PDF |
| GB/T 39247-2020 |
Additive manufacturing—Specification for heat treatment process of Metal parts 增材制造 金属制件热处理工艺规范 |
China National Standards Meta |
English PDF |
| GB/T 39245.2-2020 |
Grooved Metal gaskets with covering layers for pipe flanges—Part 2：Class designated 管法兰用金属齿形组合垫片 第2部分：Class 系列 |
China National Standards Meta |
English PDF |
| GB/T 39245.1-2020 |
Grooved Metal gaskets with covering layers for pipe flanges—Part 1：PN designated 管法兰用金属齿形组合垫片 第1部分：PN 系列 |
China National Standards Meta |
English PDF |
| GB/T 24523-2020 |
Metallic materials—Test method for rapid indentation (Brinell type) hardness testing 金属材料 快速压入（布氏型）硬度试验方法 |
China National Standards Meta |
English PDF |
| GB/T 19066.2-2020 |
Composite wave-serrated Metal gaskets for pipe flanges一Part 2:Class designated 管法兰用金属波齿复合垫片 第2部分：Class系列 |
China National Standards Meta |
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